If you are trying to toss out a franchise of various Spider folks-you have to start somewhere.
And what solo story could you do with him now? For the most part his stories have involved others in some form. Be it Peter, Gwen or other Marvel folks.
His own rogue gallery exclusive to HIM has not been built yet. Do we see a version of Venom go after him like we have with some of the others?
Who really hates Miles? Does Judge get taken over by Venom? Since his hate of Miles varies.